package filter;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class filterxcg implements Filter{

	public void destroy() {
		System.out.println("filter is end!");
		
	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1, FilterChain arg2) throws IOException, ServletException {
		// TODO Auto-generated method stub
		System.out.println("doFilter hello,xcg!!!");
		HttpServletRequest request = (HttpServletRequest)arg0;
		HttpServletResponse response = (HttpServletResponse) arg1;
		
		request.setCharacterEncoding("UTF-8");
		
		arg2.doFilter(arg0, arg1);
		System.out.println("filter is initing!");
	}

	public void init(FilterConfig arg0) throws ServletException {
		// TODO Auto-generated method stub
		
	}

}
